Results 71 to 80 of about 9,267,633 (320)

In vitro evaluation of fungal antagonists of Phytophthora nicotianae

open access: yesPlant Protection Science, 2002
As tobacco black shank epidemics caused by Phytophthora nicotianae occurred in central Italy in the late 1990s, fungal antagonists of the pathogen were searched in the rhizosphere of tobacco plants.
R. Nicoletti, F. Raimo, E. Cozzolino
doaj   +1 more source

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Free Iron Determination in Soil by Flame Atomic Absorption Spectrometry

open access: yesYankuang ceshi
Free iron oxide in soil is a product of weathering, migration, and transformation of soil parent materials. Its form, activation, and aging degree can reflect the soil forming process and environment.
Sui’an ZHANG   +6 more
doaj   +1 more source

Determination of Rhenium in Copper-Lead-Zinc Ore by Inductively Coupled Plasma-Mass Spectrometry with Closed Decomposition and Cation Exchange Separation

open access: yesYankuang ceshi, 2015
Anion exchange resin has been applied to Re separation after acid digestion of Cu-Pb-Zn ores and Re was determined by Inductively Coupled Plasma-Mass Spectrometry(ICP-MS).
XIONG Ying   +6 more
doaj   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Selective Separation Condition Verification and Accuracy Evaluation of Chemical Phase Analysis Method for Antimony Ore

open access: yesYankuang ceshi, 2017
Currently, a few chemical phase analysis methods possess a common application, but most of them are designed for samples in a specific ore district and thus the accuracy of analytical results and the application range of a selected analytical process are
XIONG Ying   +6 more
doaj   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

The Biosynthesis of Heterophyllin B in Pseudostellaria heterophylla From prePhHB-Encoded Precursor

open access: yesFrontiers in Plant Science, 2019
Plant cyclic peptides (CPs) are a large group of small molecule metabolites found in a wide variety of plants, including traditional Chinese medicinal plants.
Wei Zheng   +12 more
doaj   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Evaluation of eight repellents in deterring eastern cottontail herbivory in Connecticut

open access: yesHuman-Wildlife Interactions, 2017
Herbivory by eastern cottontails (Sylvilagus floridanus) can be the source of significant agricultural, nursery, and managed landscape damage. Where cottontails cannot be managed by lethal means or where trap and release is infeasible, repellents may be ...
Scott C. Williams, Michael R. Short
doaj   +1 more source

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